This Separation Agreement and Full and
Final Release of Claims (Agreement) is made and entered into between Erik
Vonk (Mr. Vonk or Employee) and Gevity HR, Inc. (Gevity or Employer).

WHEREAS, Mr. Vonk and Staff Leasing, Inc,
(a predecessor to Gevity) entered into an Employment Agreement effective as of
March 21, 2002 (Employment Agreement) which provides for certain payments to
be made to Mr. Vonk upon his termination of employment from Gevity without
cause and imposes certain restrictive covenants and confidentiality
requirements on Mr. Vonk;

WHEREAS, Mr. Vonk and Gevity have
mutually agreed to terminate Mr. Vonks employment relationship and desire to
enter into this Agreement which, except as described in this Agreement,
supersedes the Employment Agreement and provides for certain payments and
benefits to be made to Mr. Vonk upon his termination of employment and imposes
additional restrictive covenants and provisions on Mr. Vonk;

WHEREAS, Mr. Vonk and Staff Leasing,
Inc., d/b/a Gevity HR, entered into a Securities Purchase Agreement dated as of
March 22, 2002 (Purchase Agreement) pursuant to which Mr. Vonk acquired
shares of common stock of Gevity and received certain registration rights with
respect to such shares;

WHEREAS, Mr. Vonk and Gevity have
mutually agreed to amend the registration rights set forth in Section 3.3 of
the Purchase Agreement.

NOW, THEREFORE, in consideration of the
covenants and agreements hereinafter set forth, intending to be legally bound
hereby, Mr. Vonk and Gevity agree as follows:

This Separation Agreement and Full and Final Release of Claims (Agreement) is made and entered into between Peter C. Grabowski (Mr. Grabowski or Employee) and Gevity HR, Inc. (Gevity or Employer).